Trail Running Calendar United Kingdom 2026-2027

Welcome to the most comprehensive guide to trail races in the UK for 2026-2027! Our curated list features an impressive 1929 trail runs across the enchanting landscapes of Scotland, and Wales. From the iconic trails of London's green outskirts to the rugged terrains near Birmingham, from Glasgow's scenic paths to Liverpool's historic routes, we've got every trail enthusiast covered.

Whether you're a seasoned trail runner looking for your next challenge or a newbie eager to explore the world of off-road running, our calendar is your one-stop solution. Dive deep into the details by searching for a specific location or simply browse through to discover new trail runs. Looking for all running events? Check out the complete Running Calendar United Kingdom on running.life.

Explore the trails around the mysterious Silent Pool on a guided 10km evening run. The route passes through Netley Heath forest and the village of Shere, with the group running together at a steady pace. Head torches are available for night..

Experience an autumn trail run through the footpaths and bridleways of Boreham. This 10k event features a sunset start with a scenic off road route and a seasonal championship point system for participants.

The Robin Hood 100 is a 100-mile ultramarathon through the scenic trails of Sherwood Forest. Starting and finishing in South Wheatley, the relatively flat, runnable course offers a 30-hour cutoff. Finishers receive a medal and the option to..

Experience a guided 50 km journey across the 15 peaks of Snowdonia reaching over 3000 feet. This non competitive event features expert mountain leaders support vehicles and premium hot food stations for a complete mountain challenge.

Experience a 50km ultramarathon through the Norfolk countryside following the historic Boudicca Way from Diss to Norwich. This event welcomes runners and walkers and features GPS tracking plus full checkpoint support.

Experience a scenic trail race around Kent’s beautiful Bewl Water reservoir with four distances ranging from 10km to a 50km ultra marathon.

Experience a 100 km circumnavigation of Leeds on this rural trail ultra. Navigate through parks and villages following the historic Owl waymarkers with full support and checkpoints along the way.

Walk, jog, or run along England's greatest river from Putney Bridge to Henley-on-Thames in September 2026. Choose from distances including 100 km, 50 km, or a 10K, with full support and multiple start options. It's a scenic Thames Towpath c..

UTMB Index

Experience a 10.5 mile trail race through southern Dartmoor reaching its highest point at Ryder's Hill. Navigate river crossings, bogs, and a unique volcano ascent on this high level moorland route starting from Scorriton.

Ultra X England offers multi-day trail races in the Peak District each September, with distances from 12km to 110km. It's a UTMB Index event featuring fully stocked aid stations and is part of the Great British Slam challenge.

UTMB Index

Event Overview The Suffolk Coastal Path 50K is a point-to-point ultra marathon trail run. The 2026 edition is scheduled for the 12th of September. Runners will follow the Suffolk Coastal Path from Lowestoft to Aldeburgh. Route Details The r..

UTMB Index

Experience an annual 40 mile ultra marathon along Scotland's first source to sea long distance path. Run through the historic river valleys of Ayrshire in this popular event of the Scottish Ultra Marathon series.

Traverse twenty miles of high moorlands and gritstone edges in the Peak District. Use your map and compass navigation skills to complete this off road journey in support of mountain rescue.

Experience the Isle of Wight Fell Race Series featuring three distinct events ranging from 3.8 km to 21 km. Navigate the scenic terrain of Ventnor in this championship series incorporating the SEAA Fell Running Championships.

Experience the beauty of the Surrey Hills with a choice of 10k, 21k, or 42k trail routes. Enjoy a well organized event featuring chip timing, marked courses, and scenic views from iconic local landmarks.

Tackle a classic Lake District fell run around Helvellyn and the Dodds, a rugged 18.5 km loop with 1450 m of climbing and stunning mountain views. Open to adults with pre entry or day entry for a proper fell challenge.

Ventnor Horseshoe on Sat 12 Sep 2026 offers a scenic but testing 12 km fell course around Ventnor with 443 m of climb. Part of the Isle of Wight Fell Series, it is perfect for runners seeking a tough coastal hill challenge.

Start the IOW Fell Running Series with St Boniface Fell in Ventnor on Sat 12 Sep 2026, a punchy 3.9 km race with 235 m of climbing across scenic Isle of Wight terrain. Pre entry or on the day entries welcome.

The Old Crown Round on 12 Sep 2026 is a tough 36 km Lake District fell race with 2200 m of climbing across pathless open fell, so navigation skills are essential. Pre entry via SiEntries is required and teams are welcome.

Experience a scenic 17.1 km fell race through Upper Teesdale featuring 560 meters of ascent and an out and back route along the River Tees starting from the hamlet of Holwick.